3Com 7754 - Page 20

20 CHAPTER 1: SWITCH 7750 COMPONENTS
48-port 100BASE-X SFP
Module
The 48-port 100BASE-X SFP module provides 48 100 Mbps full-duplex Ethernet
optical ports.
Figure 14 illustrates the 48-port 100BASE-X SFP module.
Figure 14 48-port 48-port 100BASE-X SFP Module
Figure 15 illustrates the front panel and LEDs of the 48-port 100BASE-X SFP
module.
Figure 15 Front Panel of the 48-port 48-port 100BASE-X SFP Module
1 Ethernet port
2 Ethernet port LED
Table 24 describes the 48-port 100BASE-X SFP module LEDs.
Table 25 describes the specifications of the 48-port 100BASE-X SFP module.
Compliance 1EEE 802.3ab
1EEE 802.3
1EEE 802.3u
1EEE 802.3x
1EEE 802.1p
1EEE 802.1D
1EEE 802.1Q
1EEE 802.1X
1EEE 802.1s
1EEE 802.1w
Table 23 Specifications for the 48-port 10/100/1000BASE-T Module (continued)
Specification Description
Tabl e 24 48-port 100BASE-X SFP Module LED
LED Description
LINK/ACT Green — The port is connected.
Off — The port is not connected.
Green flashing — Data is being transmitted or received.
Tabl e 25 Specifications for the 48-port 100BASE-X SFP Module
Specification Description
CPU MPC8241
BootROM 512 KB
SDRAM 128 M
3C16888
12
3C16888